機器
big
car
career
coal
coalmining
construct
construction
dig
dirty
driving
dump
dumper
dumptruck
energy
environment
equipment
excavation
excavator
ground
heavy
huge
industrial
industry
large
loader
machinery
mine
miner
mining
mover
opencast
ore
oversized
power
production
quarry
rock
rocks
stone
tractor
transport
transportation
truck
trucks
vehicle
wheel
work
定額
Large quarry dump truck. Loading the rock in dumper. Loading coal into body truck. Production useful minerals. Mining truck mining machinery, to transport coal from open-pit as the coal production.の素材 [FY310111290841]
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